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[Bug rtl-optimization/64081] [5/6/7 Regression] r217827 prevents RTL loop unroll
- From: "dje at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 07 Feb 2017 13:33:16 +0000
- Subject: [Bug rtl-optimization/64081] [5/6/7 Regression] r217827 prevents RTL loop unroll
- Auto-submitted: auto-generated
- References: <bug-64081-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64081
--- Comment #48 from David Edelsohn <dje at gcc dot gnu.org> ---
Based on Comment #45, is this a problem in the Stage 1 compilers? Note that
Alan and Segher adjusted the doloop patterns in this release cycle. Does
backporting that patch or bootstrapping with current trunk function better?